Finding the Fourth Proportional to 873,982.08, 1,206,118.08 and 492,022.80
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Solution
The fourth proportional to 873,982.08, 1,206,118.08 and 492,022.80 is: 679,004.31
Step by Step Solution
- Step 1: Write the proportion equation
873,982.08 : 1,206,118.08 = 492,022.80 : x - Step 2: Convert to fraction form
873,982.08/1,206,118.08 = 492,022.80/x - Step 3: Cross multiply
873,982.08x = 1,206,118.08 × 492,022.80 - Step 4: Simplify right side
873,982.08x = 593,437,594,852.22 - Step 5: Solve for x
x = 593,437,594,852.22/873,982.08 - Step 6: Final answer
x = 679,004.31
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.